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 Post subject: ore hardness
PostPosted: Fri Oct 24, 2008 9:29 pm 
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Joined: Sun Oct 05, 2008 1:14 am
Posts: 10
Location: Mariposa, Ca.
Does anyone know if gold ores of the Appalachian mountains (or anywhere in the eastern states) is "softer" than those found in California? Are the ores primarily quartz or is there another component in them that makes them more crumbly without being oxidized?

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